package chinaunicom.consumer.web;

import chinaunicom.consumer.pojo.User;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import java.util.List;

/**
 * @author Liangzy
 * @create 2019-09-07  20:10
 */

@RestController
@RequestMapping("consumer")
public class ConsumerController {

    @Autowired
    private RestTemplate restTemplate;

    @Autowired
    private DiscoveryClient discoveryClient;

    @GetMapping("/{id}")
    public User queryById(@PathVariable("id") Long id) {

        List<ServiceInstance> instances = discoveryClient.getInstances("user-service");
        ServiceInstance instance = instances.get(0);
        String url ="http://"+instance.getHost()+":"+instance.getPort()+"/user/"+id;

       // String url = "http://localhost:8081/user/" + id;
        User user = restTemplate.getForObject(url, User.class);
        return user;
    }


}
